RR-S-550E
ASTM A653/A653M - Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc- Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process
(Copies of these documents are available online at https://www.astm.org or from the ASTM International, P.O. Box C700, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.)
SAE INTERNATIONAL
SAE AIR4127 - Steel: Chemical Composition and Hardenability
(Copies of these documents are available on line at www.sae.org from SAE International, 400
Commonwealth Drive, Warrendale, PA 15096-0001, and Tel: 877-606-7323 [inside USA and Canada] or
724-776-4970 [outside USA], email at CustomerService@sae.org.)
3. REQUIREMENTS
3.1 First article. When specified (see 6.2), a sample shall be subjected to first article inspection in accordance with
4.1.
3.1.1 Material.
3.1.1.1 The socket body. The socket body (basket, wedge, and bridge) shall be made of carbon steel of compositions 1030, 1035 or 1038, as specified in SAE AIR4127. The steel shall have a minimum tensile strength (normalized) of 70,000 pounds per square inch (lb/in2) and a minimum elongation of 15 percent.
3.1.1.2 Eyebolts. Eyebolts U-bolts, nuts and pins shall be of the same steel compositions or of any other steel having identical tensile strength.
3.2 Fabrication.
3.2.1 Wire rope sockets, types A and B. Wire rope sockets for wire rope sizes 1/4-inch through 1-1/2 inches
Inches diameter, shall be steel, forged, without welding.
3.2.1.1 Wire rope sockets for wire rope sizes 1-5/8 inches and larger. Wire rope sockets for wire rope sizes 1-5/8 inches and larger shall be steel, forged, without welding or shall be cast alloy steel. Cast alloy steel sockets shall meet class 2 requirements.
3.2.2 Wire rope sockets, type C. These sockets shall be steel, cast, and the wedges shall be drop forged, cast or cut from plate.
3.2.3 Wire rope sockets, types D and E. Bridge bowls in these sockets shall be steel, cast.
3.2.3.1 Eyebolts. Eye bolts in open bridge sockets, type D, shall be steel, forged, without any welding.
3.2.3.2 U-bolts. U-bolts in closed bridge sockets, type E, shall be made from steel bar stock, rolled or forged, at the contractor's option.
3.2.3.3 Nuts. The eyebolts and U-bolts shall carry at each end either single, finished, thick, or double heavy semi- finished hexagon nuts at the contractor's option, and shall be as specified in FF-N-836.
3.2.3.4 Threads. Threads shall be of the Unified or American National Coarse-Thread Series, class 2A for bolts and class 2B for nuts, in accordance with FED-STD-H28. The threads in the eyebolts and U-bolts shall be rolled or cut at the contractor's option.
3.2.4 Pins. Pins shall be made from bar stock, rolled or forged.
3.2.4.1 Cotter pins. Cotter pins shall conform to type B pins of FF-P-386.
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